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18-Letter Words Containing: S,I,T,S

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There are 227 18 letter words, 583 18 letter phrases and 0 18 letter abbr's with S,I,T,S in.

Best Scoring 18 Letter Words With: S,I,T,S

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Words (227)
gastroenterologisttransubstantiationinterconnectednessantivivisectionisthyperaldosteronismdisenfranchisementverisimilitudinousvaletudinarianismsunsubstantialitiesunrestrainednessesunprofitablenessesunintelligiblenessuniformitarianismsuncharitablenessesunattractivenessesultrasophisticatedultraconservativesultraconservatismstriskaidekaphobiastriboluminescencestransubstantiatingtransportabilitiestransmissibilitiestransistorizationstransilluminationstranscendentaliststranscendentalismsthermoplasticitiestachistoscopicallysupranationalitiessupersophisticatedsupersensitivitiessuperminicomputerssuperintelligencessuperintellectualssupercivilizationssuperadministratorsubstitutabilitiessubclassificationssubcategorizationsstructuralizationsstereospecificallystereoregularitiessphygmomanometriesspectrohelioscopesspectroheliographssomnambulisticallysimultaneousnessesshortsightednessessemipermeabilitiessemidomesticationssemiconservativelysatisfactorinessesrevascularizationsrepresentativitiesrepresentativenessreprehensibilitiesremunerativenessesrehospitalizationsredistributionistsrecrystallizationsreconstructionistsreconstructionismsrambunctiousnessesradiosensitivitiesquestionablenessesquasiperiodicitiesquantitativenessespsychophysiologistpsychopathologistspseudotuberculosispredestinarianismspraiseworthinessespostpsychoanalyticpostmillennialistspostmillennialismspostmillenarianismphotosensitizationphotosensitivitiesphotomorphogenesisphotodissociationsphotodisintegratesphosphodiesterasespertinaciousnessesoverprotectivenessoverindustrializesoverindebtednessesoverembellishmentsoverclassificationotherworldlinessesostentatiousnessesorthopsychiatristsopinionativenessesnonrepresentativesnondiscriminationsnondestructivenessnoncooperationistsnonarbitrarinessesnonanthropologistsneurotransmissionsneuropsychologistsneuropsychiatristsneurophysiologistsmultifariousnessesmisrepresentationsmisinterpretationsmisidentificationsmisclassificationsmisadministrationsmicrodensitometersmeretriciousnessesmechanochemistriesmanipulativenessesmaladministrationsmagnetoresistanceslightheartednesseslepidopterologistslatitudinarianismsirresponsibilitiesirresistiblenessesirrepressibilitiesintrospectionisticintransitivenessesintersubstitutableinterrelationshipsinterrelatednessesinterminablenessesintermediatenessesintelligiblenessesintellectualnessesinsusceptibilitiesinsubstantialitiesinstitutionalisinginhospitablenessesinexpressibilitiesinexhaustibilitiesindustrializationsindisputablenessesindispensabilitiesindiscriminatenessindestructiblenessincontestabilitiesincombustibilitiesinarticulatenessesinappreciativenessimpersonalizationsimpermissibilitiesimperceptivenessesimmunosuppressantsimmunopathologistshyposensitizationshypersensitizationhypersensitivitieshypersensitivenesshydrometallurgistshomoscedasticitieshistophysiologicalhandcraftsmanshipsgranulocytopoiesisgranulocytopoiesesgastroenterologiesfaintheartednessesethnomusicologistsestablishmentarianelectrodepositionselectrochemistriesdisreputablenessesdisputatiousnessesdisintermediationsdiscriminabilitiesdiscourteousnessesdiscontentednessesdisconsolatenessesdisconnectednessesdiastereoisomerismdeterminablenessesdephosphorylationsdepersonalizationsdenominationalismsdeliberativenessesdeconstructionistscreditworthinessescountersuggestionscounterstrategistscounteraggressionscounteraccusationsconversationalistscontradistinctionscontemptiblenessesconsubstantiationsconstructivenessesconstitutionalizesconstitutionalistsconstitutionalismsconservativenessesconsequentialitiescongregationalistscongregationalismscommensurabilitiesbloodthirstinessesbiotransformationsbacteriorhodopsinsaustralopithecinesastrophotographiesarchaeoastronomiesappreciativenessesanticommercialismsaccumulativenessesabsentmindednessesunsatisfactorinessunquestionablenessunpleasant-smellingunenthusiasticallysentimentalisationself-aggrandisementpteridospermopsidapsychotherapeuticsindustrial-strengthhomobasidiomycetesdistinguishabilitydiethylstilbestrolcross-fertilizationcross-fertilisationcorrosion-resistantcharacteristicnessarteriolosclerosisanticholinesterase
Phrases (583)
voiceless consonantvertical stabilisertreaty of versaillestomistoma schlegelitheodosius the greatthanksgiving cactustendonous synovitistangible possessionsynthetic substanceswedish nightingalesupervisory routinesubversive activitysuborder anisopterasubclass metatheriastringed instrumentstinking nightshadesolidago spathulatasolid body substancesolenostemon blumeisocial organisationsistrurus catenatussir peter paul rubenssir matthew flinderssir martin frobishersir frederick ashtonsir christopher wrensir arthur john evansseismic disturbancesecurity consultantscottish highlanderscorpio the scorpionscientific researchrespiratory illnesspriority processingpresident jeffersonpopulus tremuloidespooecetes gramineuspolitical dissidentpolianthes tuberosapoisonous substancepluvianus aegyptiusphysiological statepennisetum setaceumparnassia palustrisoscar hammerstein iiorthotomus sutoriusoil-industry analystoceanites oceanicusnycticebus pygmaeusnewspaper columnistneuropterous insectnavigational systemnational censorshipmusical compositionmusculus temporalismaterial possessionlogistic assistancelogistic assessmentlimenitis archippusisabella i of castileinterstitial tissueinfantile paralysishypostasis of christhouses of parliamenthibiscus esculentusherpestes ichneumonhealth professionalgustatory sensationgeorge westinghousegenus struthiomimusgenus recurvirostragenus melopsittacusgenus eschscholtziagenus citharichthysgenus chamaecytisusfirst epistle of johnessential conditionessential amino acidelection commissioneconomic assistancedylan marlais thomasdmitri shostakovichdistributor housingdisreputable persondirect transmissiondipsacus sylvestrisdigitalis glycosidedewey decimal systemdefensive structurecrataegus crus-galliconstantin brancusiconservation of masscommissaire maigretcolocasia esculentacollapsible sheltercognitive semanticsclass schizomycetesclass dicotyledonaecastanea mollissimacascade everlastingcapital of wisconsincapital of tennesseebusiness enterprisebusiness departmentbush administrationbook of instructionsbanana passion fruitaustralian lungfishaugustinian hermitsattestation serviceastronomy satelliteaspalathus linearisascension of the lordartocarpus communisarthur m. schlesingerapodemus sylvaticusantispasmodic agentantagonistic muscleancylus fluviatilisamaranthus spinosusalytes obstetricansair-to-ground missileageratina altissimayellow bristlegrassyellow bristle grasswrit of habeas corpuswoolsorter's diseasewisteria frutescenswireless telegraphywild sensitive plantwhorled loosestrifewhite slime mushroomwestern ribbon snakewestern prince's pinewestern mountain ashwest indian smallpoxwesleyan methodistswandering albatrossvolumetric analysisviaticus settlementvespertilio murinusverbascum lychnitisvena supraorbitalisvena stylomastoideavena nasalis externavascular prosthesisvaledictory addressunspoken accusationuniversity of sussexunited states watersunited states senateunited states dollartyrannus vociferanstussock caterpillartuberculin skin testtrusteeship counciltrisodium phosphatetrinectes maculatustravelling salesmantransmission systemtoxic shock syndrometopical anaesthesiatobacco mosaic virusthujopsis dolobratathomas stearns eliotthomas gainsboroughthermosetting resinthermoplastic resinthermionic emissiontheodor seuss geiselthamnophis sirtalisthamnophis sauritusthamnophis proximustextual scholarshiptetraneuris acaulistarquinius superbustakayasu's arteritissystema urogenitalesystema lymphaticumsystema digestoriumsystem of numerationsynaptomys borealissymplocus tinctoriaswiss confederationsutura internasalissuspended animationsurveillance systemsurgical instrumentsuillus albivelatussubthalamic nucleussubsistence farmingsuborder tarsioideasuborder ceratopsiasubfamily sterninaesubclass actinopodastyphelia humifusumstructural genomicsstriated muscle cellstress incontinencestratified samplingstochastic variablestereoscopic visionstereophonic systemsterculia rupestrisstellar associationsteganopus tricolorstations of the crossstarvation acidosisstanley frank musialstanford universitystained-glass windowst. ignatius of loyolast. christopher-nevisspotsylvania countysporobolus poiretiispiranthes spiralisspanish oyster plantspanish inquisitionsouthern hemispheresouth celestial polesonora semiannulatasodium thiosulphateskin perceptivenesssir ernst boris chainsingle-member systemsingle-breasted suitsignal-to-noise ratioshrubby bittersweetshort saphenous veinshort gastric arteryshorea teysmannianasexual relationshipserratia marcescenssergeant first classseptuagesima sundaysensory deprivationsensorimotor regionseminiferous tubulesemi-sweet chocolatesecurities industrysecobarbital sodiumsebastes ruberrimusscleroderma bovistasciaenops ocellatussaxifraga stellarissaratoga spittlebugsapindus marginatussanskritic languagesanskrit literaturesample distributionsaints peter and paulsaint valentine's daysaint thomas aquinassaint thomas a becketsaint teresa of avilasaint martin's summersaint kitts and nevissaint francis xaviersailor's breastplatesabbatia campestrisrobert james fischerrickettsial diseaserhizopus stoloniferrhizoctinia diseaseretarded depressionrespiratory diseasereproductive systemremilegia australisreligious mysticismrelative atomic massregression equationregistered securityregional anesthesiareal-time processingreal-estate businessreactive depressionquadriphonic systemquadraphonic systempylodictus olivarispulsatilla vulgarispterocarpus indicuspsychotria capensispsychological statepsoriatic arthritispsocopterous insectpsittacus erithacuspseudotaxus chieniiprunus angustifoliaprumnopitys elegansprofessional tennisprionotus carolinuspresident rooseveltpresident john adamspresent progressivepotos caudivolvuluspotassium hydroxidepotassium carbonatepotamogeton crispuspositive chemotaxispomatomus saltatrixpolitical scientistpolitical commissarpoephila castanotisplexus mesentericusplatanus orientalispinnotheres ostreumphysical distancingphyllostachys nigraphragmites communisphonological systempezophaps solitariapesticide poisoningperiodontal diseasepedilanthus pavonispediculosis capitispedestrian crossingpaul bustill robesonparochetus communisparnassia fimbriatapaprilus alepidotuspancreatic fibrosisorthopterous insectorder ustilaginalesorder solenichthyesorder rickettsialesorder psilophytalesopisthocomus hoazinoperations researchomphalotus illudensolfactory sensationobservation stationnyctanassa violaceanon-christian priestnihilistic delusionneurotic depressionnervous prostrationnational assistancenasogastric feedingmyosotis scorpiodesmyositis trichinosamyasthenic syndromemusculus teres minormusculus pectoralismusculus deltoideusmusculus buccinatormultiple regressionmountain watercressmineral associationmilitary commissionmilitary censorshipmetabolic alkalosismedial rectus musclemaster of ceremoniesmarta brigit nilssonmarcus junius brutusmalacosoma disstrialoxostege similalislivistona australislittle spotted skunklisteria meningitislip synchronisationleycesteria formosaleptopteris superbalepiota cepaestipesleontocebus rosalialeontocebus oedipuslathyrus sylvestrislathyrus latifoliuslaportea canadensislactarius deliciosokeratosis nigricansjunction transistorjoint chiefs of staffjohn ernst steinbeckjessica lucy mitfordjatropha stimulosusjapanese poinsettiajames francis thorpeitalian renaissanceislets of langerhansiron-storage diseaseindirect expressionin one's birthday suitictalurus punctatushysterical neurosishynerpeton bassettihuntington's diseaseholocentrus bullisihindu kush mountainshibiscus moscheutoshexalectris spicatahesperis matronalisherpes encephalitishelleborus foetidusheat-seeking missileheat of dissociationharry stack sullivanhalicoeres radiatusgymnastic apparatusgunter wilhelm grassguilt by associationgreat saphenous veingoods and service taxgenyonemus lineatusgenus zinjanthropusgenus trichoglossusgenus trichodesmiumgenus strobilomycesgenus stephanomeriagenus spathiphyllumgenus septobasidiumgenus schizopetalongenus rhinonicterisgenus pseudowinteragenus pleurothallisgenus platypoecilusgenus lepidothamnusgenus lagerstroemiagenus lactobacillusgenus kenyapithecusgenus ichthyosaurusgenus hyacinthoidesgenus hemitripterusgenus ginglymostomagenus gasterophilusgenus dicranopterisgenus clethrionomysgenus chorizagrotisgenus chilomycterusgenus cercopithecusgenus centropristisgenus calamagrostisgenus anoectochilusgenus actiniopterisgeneral anaesthesiagaylussacia baccatagavialis gangeticusfringed loosestrifefissurella aperturafirst battle of ypresfirst baron tennysonfausto paolo sozzinifast of the firstbornfamily rhiptoglossaeuarctos americanusestrogen antagonistesther hobart morriserignathus barbatuseptesicus serotinusepistle to the romansepidural anesthesiaepacris obtusifoliaenglish hippocrateselectric resistanceecclesiastical robeecclesiastical modeeastern indigo snakeeastern fox squirreleastern catholicismeast indian rosewoodearly warning systemdryopteris fragransdryopteris filix-masdouble-breasted suitdorothy leigh sayersdissociation energydispersed particlesdiscretionary trustdicentra canadensisdicamptodon ensatusdianthus latifoliusdevil's walking stickdesmodium tortuosumdavidson's penstemondaucus carota sativacytisus ramentaceuscytisus multifloruscystopteris montanacystophora cristatacyclopes didactyluscutaneous sensationcryptotermes breviscross-country skiingcross-country ridingcrisis interventioncourt of saint james'scorrosive sublimatecoronary thrombosiscoreopsis tinctoriacordyline australiscordia gerascanthusconversion hysteriacontopus sordiduluscontinuing trespassconduction deafnesscompetitor analysiscompassionate leavecommunist manifestocolaptes chrysoidescognitive scientistclianthus speciosusclematis versicolorcleistes divaricataclaudius ptolemaeusclassical mythologyclass holothuroideaclass hepaticopsidaclass ginkgophytinaclass dicotyledonesclass cyanobacteriacladrastis kentukeacitellus variegatuscircis siliquastrumchrysolophus pictuschristian scientistchristian schonbeinchoriotis australischolesterosis cutischinese scholartreechinese scholar treechinese parasol treechi-square statisticcheiranthus asperuscharles william postchaenopsis ocellatacerebral thrombosiscercis occidentalisceltis occidentaliscelestial mechanicscecil scott forestercatherine i of russiacastilleja chromosacastanea ozarkensiscassia occidentaliscassia augustifoliacasanova de seingaltcardamine pratensiscapsicum frutescenscanalis vertebraliscalvinistic baptistcallinectes sapidusburmeisteria retusabroadcasting studiobristly sarsparillaboy scouts of americabook of ecclesiastesbocconia frutescensblissus leucopterusbinary number systembidens trichospermabassariscus astutusbarometric pressureaustrotaxus spicataaustralian chestnutathanasius the greatastroloma humifusumassociative aphasiaassociate professorassociate in nursingassistant professorasian tiger mosquitoasclepias incarnataarticulatory systemarterial blood gasesaristotelia serrataaristarchus of samosarisaema atrorubensantidepressant drugangelica sylvestrisanarchist communismanamnestic responseamerican watercressalaska standard timeailanthus altissimaagitated depressionagaricus campestrisaegilops triuncalisadult-onset diabetesactinidia chinensisacoustic resistanceacoustic absorptionabudefduf saxatilisabsorption spectrum
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